Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter 8 - Systems of Linear Equations and Problem Solving - 8.4 Systems of Equations in Three Variables - 8.4 Exercise Set - Page 538: 48

Answer

The answer is below.

Work Step by Step

It is important to remember that a system of equations can be dependent on each other and still have no solution. Here, we see that the first and third equation are the same equation, so they are dependent. However, they both contradict the second equation, so there is no solution.
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